Lateral area – area around a three dimensional figure excluding the bases Vocabulary.

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Presentation transcript:

lateral area – area around a three dimensional figure excluding the bases Vocabulary

Concept

Find the lateral area of the regular hexagonal prism. Lateral Area of a Prism Find the lateral area of the regular hexagonal prism. Find the lateral area of the regular octagonal prism. Example 1

Find the surface area of the rectangular prism. Surface Area of a Prism Find the surface area of the rectangular prism. Example 2

Find the surface area of the triangular prism. A. 320 units2 B. 512 units2 C. 368 units2 D. 416 units2 Example 2

Concept

Lateral Area and Surface Area of a Cylinder Find the lateral area and the surface area of the cylinder. Round to the nearest tenth. Example 3

A. lateral area ≈ 1508 ft2 and surface area ≈ 2412.7 ft2 Find the lateral area and the surface area of the cylinder. Round to the nearest tenth. A. lateral area ≈ 1508 ft2 and surface area ≈ 2412.7 ft2 B. lateral area ≈ 1508 ft2 and surface area ≈ 1206.4 ft2 C. lateral area ≈ 754 ft2 and surface area ≈ 2412.7 ft2 D. lateral area ≈ 754 ft2 and surface area ≈ 1206.4.7 ft2 Example 3

Find Missing Dimensions MANUFACTURING A soup can is covered with the label shown. What is the radius of the soup can? Example 4

Find the diameter of a base of a cylinder if the surface area is 480 square inches and the height is 8 inches. A. 12 inches B. 16 inches C. 18 inches D. 24 inches Example 4